Properties of the Number 89218

Eighty-Nine Thousand Two Hundred Eighteen

Basics

Value: 89217 → 89218 → 89219

Parity: even

Prime: No

Previous Prime: 89213

Next Prime: 89227

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 31 × 1439

Divisors: 1, 2, 31, 62, 1439, 2878, 44609, 89218

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10101110010000010

Octal: 256202

Duodecimal: 4376A

Hexadecimal: 15c82

Square: 7959851524

Square Root: 298.6938231701486

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

a(n) is the number of times that sums 3 +- 5 +- 7 +- 11 +- ... +- prime(2n+1) of the first 2n odd primes is zero. There are 2^2n-1 choices for the sign patterns. A83309

Number of solutions to c(1)*prime(2) +...+ c(n)*prime(n+1) = 0, where c(i) = +-1 for i > 1, c(1) = 1. A22897

Number of 5Xn 0..1 arrays with every element equal to 0, 1, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302638

Erroneous version of A052195. A89218